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Alpinestars Nucleon Flex Pro Knee Protector

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Incorporating innovative Nucleon Flex Pro technology that is lightweight and ventilated, the Nucleon Flex family of protectors is ergonomically engineered for comfort, convenience, performance and protection

  • Ergonomic design provides high levels of movement.
  • Open design structure ensures high levels of airflow and ventilation.
  • Slim design gives a low protector profile, meaning the protection appears discreet in the garment off the bike.
  • Adaptive design means the protector moulds to the rider’s body shape for enhanced levels of comfort.
  • According to European statutory law the CE mark is a conformity requirement for the marketing of the product.
  • The following standard applies: Level 2 EN 1621-1:2012